mineral
Rose Quartz
SiO2 (Silicon Dioxide)
AI-generated identification · may be incorrectHardness: 7 on Mohs scale. Color: Translucent pink to rose-red. Luster: Vitreous (glassy). Crystal Structure: Hexagonal (Trigonal), though it usually occurs in massive form without visible crystal faces. Cleavage: Indistinct/None (shows conchoidal fracture). Specific Gravity: 2.65.
- Hardness
- 7 on Mohs scale
- Color
- Translucent pink to rose-red
- Luster
- Vitreous (glassy)
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Physical properties
Hardness: 7 on Mohs scale. Color: Translucent pink to rose-red. Luster: Vitreous (glassy). Crystal Structure: Hexagonal (Trigonal), though it usually occurs in massive form without visible crystal faces. Cleavage: Indistinct/None (shows conchoidal fracture). Specific Gravity: 2.65.
Formation & geological history
Formed at high temperatures in deep-seated igneous environments, specifically within pegmatites (coarse-grained igneous rocks) and hydrothermal veins. The pink color is attributed to microscopic inclusions of dumortierite or other manganese/titanium minerals. Its formation can occur across various geological ages alongside granitic intrusions.
Uses & applications
Primarily used as an ornamental stone in jewelry (beads, cabochons), carvings, and decorative home items. In industry, it can be a source of silica, though other forms of quartz are more common. It is highly valued by collectors for its aesthetics and is a staple in the metaphysical/crystal healing market.
Geological facts
Rose quartz is unique among quartz varieties because it almost never forms crystals with external faces, appearing instead as 'massive' chunks. A rare variety called 'Pink Quartz' does form crystals, but it is chemically different. Many ancient cultures, including the Greeks and Romans, used rose quartz as a symbol of love and beauty.
Field identification & locations
Identify in the field by its distinct pale pink color, greasy to vitreous luster, and lack of cleavage (it breaks in curved, shell-like patterns). It is commonly found in Brazil (Minas Gerais), Madagascar, South Africa, and the United States (South Dakota). For collectors, vibrant color and clarity increase the specimen's value.
